+/* q2d.c */
+void q2d_histo_add(void *priv, __u64 q2d);
+void *q2d_init(void);
+void q2d_release(void *priv);
+void q2d_display_header(FILE *fp);
+void q2d_display_dashes(FILE *fp);
+void q2d_display(FILE *fp, void *priv);
+int q2d_ok(void *priv);
+void q2d_acc(void *a1, void *a2);
+